Complete OpenCV 4.13.0 changelog: https://github.com/opencv/opencv/wiki/OpenCV-Change-Logs#version4130
Python specific:
- Manylinux 2_28 support, Numpy 2.4 support, Python 3.14 support
- Tuned Python bindings for logging #27812
Marked Feature2D.detectAndCompute mask as optional in Python type stubs #27544
Marked distCoeffs/R/D as optional in calib3d functions #27564
Added DLPACK support #27581, #27861
Fixed memory leaks in pybindings #27738
Add PathLike type hints for args annotated with CV_WRAP_FILE_PATH #27767
Fixed memory leak in pyopencv_to for path-like objects #28047
Tunned Python bindings: use export_name as resolved typename for AliasTypeNode #27997
python: fix pytest-cov false warnings by using compile() with full file path in exec_file_wrapper #28093
Fixed python scalar typing issues #27620
Fixed bug in ifdef state machine in header parser for bindings #27393
Wrap GridType field in cv::findCirclesGrid parameters structure #27689